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S44700 Stainless Steel vs. AISI 205 Stainless Steel

Both S44700 stainless steel and AISI 205 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S44700 stainless steel and the bottom bar is AISI 205 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
210 to 440
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
11 to 51
Fatigue Strength, MPa 300
410 to 640
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77
Shear Strength, MPa 380
560 to 850
Tensile Strength: Ultimate (UTS), MPa 600
800 to 1430
Tensile Strength: Yield (Proof), MPa 450
450 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
880
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
18

Otherwise Unclassified Properties

Base Metal Price, % relative 18
11
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 49
37
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 42
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150 to 430
Resilience: Unit (Modulus of Resilience), kJ/m3 480
510 to 3060
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 21
29 to 52
Strength to Weight: Bending, points 20
25 to 37
Thermal Shock Resistance, points 19
16 to 29

Alloy Composition

Carbon (C), % 0 to 0.010
0.12 to 0.25
Chromium (Cr), % 28 to 30
16.5 to 18.5
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
62.6 to 68.1
Manganese (Mn), % 0 to 0.3
14 to 15.5
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 0 to 0.15
1.0 to 1.7
Nitrogen (N), % 0 to 0.020
0.32 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.060
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030